/**********************************************************************************
***
***    Screencasting Teaching System C++ Library
***    Copyright (C) 2011  Jiri Novak <jiri.novak@petriny.net>
***                        Wadi Jalil Maluf <wadijm@gmail.com>
***
***    This file is part of the Screencasting Teaching System C++ Library.
***
***    This library is free software; you can redistribute it and/or modify
***    it under the terms of the GNU General Public License as published by
***   the Free Software Foundation; either version 3 of the License, or
***    (at your option) any later version.
***
***    This library is distributed in the hope that it will be useful,
***    but WITHOUT ANY WARRANTY; without even the implied warranty of
***    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
***   GNU General Public License for more details.
***
***    You should have received a copy of the GNU General Public License
***    along with this library; if not, write to the Free Software
***    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
***
*********************************************************************************/

#ifndef SCREENCASTING_TEACHING_SYSTEM___CLIENT__GUI___SCREENCASTING_WINDOW_H_
#define SCREENCASTING_TEACHING_SYSTEM___CLIENT__GUI___SCREENCASTING_WINDOW_H_

#include <gtkmm.h>
#include <gtkmm/socket.h>
#include <string>
#include <SDL.h>
#include <log4cxx/logger.h>
#include "../common/comm/lock.h"
#include "../media/video_player.h"
#include "../common/model/lesson.h"
#include <vector>
class ChatMessage;

/**
 *
 */
class ScreencastingWindow : public Gtk::Window {
public:
	ScreencastingWindow(BaseObjectType* cobject, const Glib::RefPtr<Gtk::Builder>& builder);
	virtual ~ScreencastingWindow();

	// setters
	void setUserName(const std::string &userName) { userName_ = userName; updateTitle(); }
	void setCapturedLesson(Lesson *capturedLesson) { capturedLesson_ = capturedLesson; }

	// slots
	void enqueueVideoPacket(std::vector<char> data, int pts);
	void enqueueAudioPacket(std::vector<char> data, int pts);
	void play();
	void stop();
	void displayChatMessage(ChatMessage *chatMessage);

protected:
	// slots
	bool onKeyPressed(GdkEventKey *event);
	void sendChatMessage();
	void updateTitle();

private:
	// logger
	log4cxx::LoggerPtr logger_;

	bool initializeSDL();
	void initializeWidgets();
	void makeConnections();
	void appendChatMessage(const std::string &userName, const std::string &message);

	// builder
	Glib::RefPtr<Gtk::Builder> builder_;

	// consisting widgets
	Gtk::TextView *textViewEntry_;
	Gtk::TextView *textViewMessages_;
	Gtk::Button *buttonSend_;
	Gtk::HBox *hBox_;

	// video functionality
	bool videoEnabled_;
	SDL_Surface *surface_;
	Gtk::Socket socket_;
	VideoPlayer *player_;

	// chat functionality
	std::string userName_;
	Lesson *capturedLesson_;
	Mutex appendChatMessageMutex_;
};

#endif /* SCREENCASTING_TEACHING_SYSTEM___CLIENT__GUI___SCREENCASTING_WINDOW_H_ */
